1 copyright ? 2010, everlight americas inc . all ri ghts reserved. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com technical data sheet infrared midled led EAIST3122A1 features ? low forward voltage. ? view angle 30(typ.) ? pb free ? the product itself will remain within rohs compliant version. ? comp atible with infrared and vapor phase reflow solder process. description ? EAIST3122A1 is an infrared emitting diode with miniature midled package. the device is spectrally matched with silicon photodiode and phototransistor applicatio ns ? infrared applied system device selection guide device no. chip material lens color EAIST3122A1 gaalas water clear
datasheet EAIST3122A1 2 copyright ? 2010, everlight americas inc . all ri ghts reserve d. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com package dimensions notes: 1.all dimensions are in millimeters 2.tolerances unless dimensions 0.1mm cu pad for heat dissipation solder resist
datasheet EAIST3122A1 3 copyright ? 2010, everlight americas inc . all ri ghts reserve d. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com absolute maximum ratings (ta=25 parameter symbol rating unit continuous forward current i f 80 ma peak forward current *1 i fp 800 m a reverse voltage v r 5 v operating temperature t opr - 40 ~ + 100 stg - 40 ~ + 100 sol 260 d 170 mw notes: * 1 : i fp conditions -- pulse width Q 100 s and duty Q 1%. *2: soldering time Q 5 seconds. electro - optical characteristics (ta=25 ) rank condition i f = 7 0ma unit mw/sr bin number c d min 40 63 max 80 125 parameter symbol min. typ. max. unit condition radiant intensity i e 40 60 125 mw /sr i f = 7 0 ma 45 70 -- . i f =100ma pulse width Q 100 s ,duty Q 1% peak wavelength f = 10 0ma spectral bandwidth ? f = 10 0ma forward voltage v f -- 1.75 2.2 v i f = 10 0ma reverse current i r -- -- 10 r =5v view angle 21/2 f =20ma
datasheet EAIST3122A1 4 copyright ? 2010, everlight americas inc . all ri ghts reserve d. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com typical electrical/optical/characteristics curves for ir forward current vs. ambient temperature spectral distribution r adiant intensity vs forward current relative radiant intensity vs. angular displacement 880 0 20 40 60 80 100 980 940 900 920 960 1020 1000 1040 i f =20ma ta=25 c 0 ambient temperature (c ) -40 -20 40 20 0 60 100 80 forward current (ma) 20 40 60 100 80 120 140 0.00 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.10 0 30 60 90 120 150 ie-radiant intensity(mw/sr) if-forward current (a) -20 0.6 0.9 0.7 0.8 1.0 0.2 0.4 0 0.2 0.4 0.6 50 70 80 60 40 30 -10 0 20 10
datasheet EAIST3122A1 5 copyright ? 2010, everlight americas inc . all ri ghts reserve d. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com r adiant intensity vs forward current (pulse) forward current vs forward voltage 0 50 100 150 200 250 300 350 400 450 500 0 50 100 150 200 250 300 350 400 450 radiant intensity(mw/sr) forward current(ma) 0 1 2 3 4 5 10 1 10 2 10 3 forward current(ma) forward voltage(v)
datasheet EAIST3122A1 6 copyright ? 2010, everlight americas inc . all ri ghts reserve d. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com ? precautions for use 1. over - current - proof customer must apply resistors for protection , otherwise slight voltage shift will cause bi g current change ( burn out will happen ). 2. storage 2.1 do not open moisture proof bag before devices are ready to use. 2.2 shelf life in sealed bag from the bag seal date: 18 onths at 10c~30c and < 90% rh. 2.3 after opening the package, the devices must be stored at 10 c~30 c and 60%rh, and used within 72 hours(floor life). 2.4 if the moisture absorbent material(desiccant material) has faded or unopened bag has exceeded the shelf life or devices(out of bag) have exceeded the floor life, baking treatment is r equired. 2.5 if baking is required, refer to ipc/jedec j - std - 033 for bake procedure or recommend the following conditions : 192 hours at 40c +5/ C 0c and < 5 % rh (reeled/tubed/loose units) or 96 hours at 60c 5c and < 5 % rh (reeled/tubed/loos e units) or 24 hours at 125c 5c, not suitable for reel or tubes. 3. soldering condition 3.1 pb - free solder temperature profile 3.2 reflow soldering should not be done more than two times. 3.3 when soldering , do not put stress on the leds during heating. 3.4 after soldering, do not warp the circuit board.
datasheet EAIST3122A1 7 copyright ? 2010, everlight americas inc . all ri ghts reserve d. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com 4. soldering iron each terminal is to go to the tip of soldering iron temperature less than 350 for 3 seconds within once in less than the soldering i ron capacity 25w. leave two seconds and more intervals, and do soldering of each terminal. be careful because the damage of the product is often started at the time of the hand solder. 5. repairing repair should not be done after the leds have been sold ered. when repairing is unavoidable, a double - head soldering iron should be used (as below figure). it should be confirmed beforehand whether the characteristics of the leds will or will not be damaged by repairing.
datasheet EAIST3122A1 8 copyright ? 2010, everlight americas inc . all ri ghts reserve d. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com package dimensions note: the tolerances unless mentioned is 0.1mm ,unit = mm 2. carrier tape dimensions: (q uantity : 2 0 00 pcs/ reel ) note: the tolerances unless mentioned is 0.1mm ,unit = mm 1 2 2 1 cathode anode 2 1
datasheet EAIST3122A1 9 copyright ? 2010, everlight americas inc . all ri ghts reserve d. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com packing procedure label form specification cpn: customers production number p/n : production number qty: packing quantity cat: ranks hue: peak wavelength ref: reference lot no: lot number made in taiwan: production place notes 1. above specification may be changed without not ice. everlight americas will reserve authority on material change for above specification. 2. when using this product, please observe the absolute maximum ratings and the instructions for using outlined in these specification sheets. everlight americas assume s no responsibility for any damage resulting from use of the product which does not comp ly with the absolute maximum ratings and the instructions included in these specification sheets. 3. these specification sheets include materials protected under copyright of everlight americas corporation. please dont reproduce or cause anyone to reproduce them without everlight americass consent. aluminum moistue-proof bag label desiccant label
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